INDEX 



405 



Optocoele, 25 



Organ 



endolymphatic; nee Saccus cndolymphati- 



cus 

 motor; see System, motor 

 sensory; see Receptors 

 subcommissural, 25 

 vomeronasal, 54, 94 



Orthogenesis, 113 

 Osborn, H. F., 145 

 Ostracoderms, 16 

 Owen, R., 109 



Palay, S. L., 26, 147, 245 

 Paleopallium, 100 

 Paleostriatum, 96 

 Paleothalamus, 236, 240 

 Pallium, 21, 24, 55, 57, 91, 266, 291 

 Papez, J. W., 76, 86, 90, 98, 165 

 Paraphysis, 25, 27, 231, 250 

 Parker, G. H., 136, 146, 147 

 Pars 



dorsalis thalami; see Thalamus 



intercalaris diencephali, 21, 231, 232, 234 



libera hypothalami, 19 



pallialis; see Pallium 



ventralis thalami; see Thalamus 



Pattern 



in general, 83, 110 



partial, 15, 29, 63, 72, 220 



total, 15, 29, 43, 63, 64, 72, 154, 220, 282 

 Pearse, A. S., 4 

 Pearson, A. A., 127, 141 



Peduncle 



of mamillary body, 278, 281 



of midbrain, 21, 35, 37, 50, 213, 216, 220, 

 277 

 Pelobates, 118, 232 

 Phylogeny {see also Brain, evolution of), 13, 



18, 75, 84, 109, 111, 115, 155 

 Piatt, J., 127, 132, 140, 141 

 Pineal body; see Epiphysis 

 Piriform lobe; see Area piriformis 

 Pituitary body; see Hypophysis 

 Placodes, ectodermal, 132 



Plate 



alar, 117 



basal, 117, 216 



floor, 60, 78, 117, 150, 191, 290 



roof, 290 

 Plethodon, 131 

 Plexus chorioideus 



blood supply of, 27 



development of, 231 



in general, 25, 93, 290 



innervation of, 27, 181,1235 



Plica 



encephali ventralis, 19 

 rhombo-mesencephalica, 118, 180 



Polyak, S. L., 79, 230, 268 



Pons, 22, 44, 158, 172 



Pool of physiological adjustment 



bulbar, 43, 60, 130, 159 



in general, 59, 81 



interpeduncular, 203 



tectal, 222, 223 



thalamic, 237 

 Preformation, 112 



Primordium {see also under Area), in gener- 

 al, 8 

 Prionotus, 146 

 Prominentia fascicularis, 247 

 Proprioceptors; see System, proprioceptive 

 Proteus, 11, 153, 160 

 Protopterus; see Lungfishes 

 Psychology and physiology, 106 

 Pulvinar, 234 

 Purkinje, cells of, 174 

 Putamen, 53, 96, 266 



Radix; see Nerves 

 Ramon y Cajal, P., 101 

 Ramon y Cajal, S., 4, 198, 289 

 Ramus 



auricularis vagi, 133 



palatinus, 148 

 Rasmussen, G. L., 76 



Reaction 



anticipatory, 41, 78, 206 



circular, 39, 76, 169, 231 



consummatory, 41, 78, 206 



delayed, 41, 78, 99 



discriminative, 154 



regarding, 38, 78, 221 



stimulus-response; see Reflex 

 Recapitulation in evolution, 75, 84, 114 

 Receptors 



acoustic, 135 



chemical, 132, 146 



contact, 41 



distance, 41 



in general, 132, 146 



gustatory; see System, gustatory 



lateral-line, 135, 227 



proprioceptive; see System, proprioceptive 



somatic; see System, somatic sensory 



visceral; see System, visceral sensory 



Recess 



lateral of fourth ventricle, 25, 153 



lateral optic, 25, 241 



pineal, 234, 235 



posterior mesencephalic, 213 



precommissural, 24, 232, 291 



preoptic, 25, 232, 294 



